A tsunami (from Japanese: 津波, "harbour wave"; English pronunciation: / t s uː ˈ n ɑː m i / tsoo-NAH-mee) or tidal wave, also known as a seismic sea wave, is a series of waves in a water body caused by the displacement of a large volume of water, generally in an ocean or a large lake. read more
A tsunami is a series of waves caused by earthquakes or undersea volcanic eruptions On Nov. 18, 1929, a magnitude 7.4 Mw earthquake occurred 155 miles south of Newfoundland along the southern edge of the Grand Banks, Canada. read more
The tremors triggered fears of tsunamis throughout the Pacific, but as of 7:35 a.m. U.S. Eastern, the U.S. Tsunami Warning Center has canceled all tsunami watches and warnings. A tsunami advisory remains in effect for some portions of southern Alaska and the Alaska Peninsula. read more